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Show original image size in layer info overlay

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Added originalWidth and originalHeight properties to layers in CanvasLayers.js. Updated CanvasRenderer.js to display the original image dimensions in the layer info overlay if available, and improved overlay rendering to support multiline text.
This commit is contained in:
Dariusz L
2025-06-28 19:54:34 +02:00
parent 4376a21147
commit 7a52be5a79
2 changed files with 16 additions and 6 deletions
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2
js/CanvasLayers.js
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@@ -140,6 +140,8 @@ export class CanvasLayers {
y: finalY,
width: finalWidth,
height: finalHeight,
originalWidth: image.width,
originalHeight: image.height,
rotation: 0,
zIndex: this.canvasLayers.layers.length,
blendMode: 'normal',

20
js/CanvasRenderer.js
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@@ -190,8 +190,10 @@ export class CanvasRenderer {
const currentWidth = Math.round(layer.width);
const currentHeight = Math.round(layer.height);
const rotation = Math.round(layer.rotation % 360);
const text = `${currentWidth}x${currentHeight} | ${rotation}° | Layer #${layerIndex + 1}`;
let text = `${currentWidth}x${currentHeight} | ${rotation}° | Layer #${layerIndex + 1}`;
if (layer.originalWidth && layer.originalHeight) {
text += `\nOriginal: ${layer.originalWidth}x${layer.originalHeight}`;
}
const centerX = layer.x + layer.width / 2;
const centerY = layer.y + layer.height / 2;
const rad = layer.rotation * Math.PI / 180;
@@ -229,14 +231,20 @@ export class CanvasRenderer {
ctx.font = "14px sans-serif";
ctx.textAlign = "center";
ctx.textBaseline = "middle";
const textMetrics = ctx.measureText(text);
const textBgWidth = textMetrics.width + 10;
const textBgHeight = 22;
const lines = text.split('\n');
const textMetrics = lines.map(line => ctx.measureText(line));
const textBgWidth = Math.max(...textMetrics.map(m => m.width)) + 10;
const lineHeight = 18;
const textBgHeight = lines.length * lineHeight + (lines.length > 1 ? 5 : 0) + 10;
ctx.fillStyle = "rgba(0, 0, 0, 0.7)";
ctx.fillRect(screenX - textBgWidth / 2, screenY - textBgHeight / 2, textBgWidth, textBgHeight);
ctx.fillStyle = "white";
ctx.fillText(text, screenX, screenY);
lines.forEach((line, index) => {
const yPos = screenY - (textBgHeight / 2) + (lineHeight / 2) + (index * lineHeight) + 5;
ctx.fillText(line, screenX, yPos);
});
ctx.restore();
});